Chapter 1: Introduction
10
NS3550-8T-2S Industrial Managed Switch User Manual
Flow Control
IEEE 802.3x pause frame for full-duplex
Back pressure for half-duplex
Jumbo Frame
9K bytes
Reset Button
< 5 seconds: System reboot
> 5 seconds: Factory Default
Enclosure
IP30 aluminum case
Installation
DIN rail kit and wall-mount kit
Alarm
One relay output for power failure. Alarm relay current carry ability:
1A @ 24 VDC
LED
System:
Power 1 (
Green
)
Power 2 (
Green
)
Fault Alarm (
Green
)
Ring (
Green
)
Ring Owner (
Green
)
Per 10/100/1000T RJ45 Ports:
1000 (
Orange
)
LNK/ACT (
Green
)
Per SFP Interface:
1000 (
Orange
)
LNK/ACT (
Green
)
Dimensions
187.8 x 135 x 56 mm
Weight
720 g
Power Requirement
DC 12 to 48 V, 24 VAC power adapter
Power Consumption
10 W / 34 BTU (full loading)
ESD Protection
6K VDC
EFT Protection
6K VDC
Layer 2 Functions
Basic Management
Interfaces
Web browser; Remote Telnet, SNMP v1, v2c
Secure Management
Interfaces
SSH, SSL, SNMPv3
Port Configuration
Port disable / enable
Auto-negotiation 10/100/1000Mbps full and half duplex mode selection.
Flow control disable/enable
Power saving mode control
Port Status
Display each port’s speed duplex mode, link status, flow control status, auto-
negotiation status, trunk status.
Port Mirroring
TX / RX / both
Many-to-1 monitor